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| Q. |
Among the fuels given below, the one with highest calorific value is – |
| A. | Coke |
| B. | Coal |
| C. | Wood |
| D. | Natural gas |
| Answer» D. Natural gas | |
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Explanation: The calorific values of different fuels (in Kcal/kg) in dry state are: Wood: 3500; Coal: 4000-7000; Coke: 6500; and Natural Gas: 8600 Kcal/kg. |
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